3.5mm Thick, 8ft long cord with modified head The new modified head fits perfectly into cigarette plug ins,andit is easier to plug in and out, wide metal contact area for better contacts. This plug is also equipped with IC chips in head unit to work with more compatible models without the problem of displaying Unautorized charger on the unit. This plug in has been improved, and comes with a 5 year warranty. Compatible with: Samsung SGH-T809, SGH-T509, Trace T519,T629,T219, SGH-D807, SGH-D820, SYNC SGH-A707,